A.R.T. Advisors’s Zurn Elkay Water Solutions ZWS Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2020 Q1	–	Sell	-29,884	Closed	-$470K	–	1023
2019 Q4	$470K	Buy	+29,884	New	+$430K	0.02%	886
2019 Q2	–	Sell	-19,919	Closed	-$241K	–	1674
2019 Q1	$241K	Sell	19,919 -59,799	-75%	-$744K	0.01%	1023
2018 Q4	$881K	Buy	79,718 +4,774	+6%	+$61.9K	0.06%	486
2018 Q3	$1.11M	Buy	+74,944	New	+$1.07M	0.05%	539
2018 Q1	–	Sell	-33,424	Closed	-$418K	–	1796
2017 Q4	$418K	Buy	+33,424	New	+$403K	0.02%	966
2016 Q4	–	Sell	-25,950	Closed	-$267K	–	1425
2016 Q3	$267K	Buy	+25,950	New	+$263K	0.09%	385
2016 Q2	–	Sell	-34,242	Closed	-$333K	–	1684
2016 Q1	$333K	Sell	34,242 -138,469	-80%	-$1.18M	0.01%	1007
2015 Q4	$1.51M	Buy	+172,711	New	+$1.56M	0.07%	390
2015 Q2	–	Sell	-49,465	Closed	-$635K	–	1750
2015 Q1	$635K	Buy	+49,465	New	+$633K	0.02%	832
2014 Q4	–	Sell	-52,164	Closed	-$714K	–	1693
2014 Q3	$714K	Sell	52,164 -7,492	-13%	-$103K	0.03%	611
2014 Q2	$808K	Buy	+59,656	New	+$793K	0.04%	575
2013 Q4	–	Sell	-24,277	Closed	-$243K	–	1556
2013 Q3	$243K	Sell	24,277 -129,034	-84%	-$1.19M	0.01%	1061
2013 Q2	$1.24M	Buy	+153,311	New	+$1.35M	0.04%	545